If we could only snap the fetters of the body that bind the feet of the soul, we shall experience a great joy. Then we shall not be miserable because of the body's sufferings. We shall become free.
We have seen from experience that, if we are in the habit of walking regularly on the same road, we are able to think about other things while walking, without paying attention to our steps.
The natural movement of one's soul is upwards. But just as any object is dragged down when a heavy weight is tied to it, the burden of the body drags down the soul.